SE8800463L - Spiralantenn - Google Patents

Spiralantenn

Info

Publication number
SE8800463L
SE8800463L SE8800463A SE8800463A SE8800463L SE 8800463 L SE8800463 L SE 8800463L SE 8800463 A SE8800463 A SE 8800463A SE 8800463 A SE8800463 A SE 8800463A SE 8800463 L SE8800463 L SE 8800463L
Authority
SE
Sweden
Prior art keywords
helix antenna
pair
antenna
arm spiral
arms
Prior art date
Application number
SE8800463A
Other languages
Unknown language ( )
English (en)
Other versions
SE8800463D0 (sv
Inventor
L W Dicken
J R Ladbrooke
Original Assignee
Plessey Overseas
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Plessey Overseas filed Critical Plessey Overseas
Publication of SE8800463D0 publication Critical patent/SE8800463D0/sv
Publication of SE8800463L publication Critical patent/SE8800463L/sv

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/27—Spiral antennas

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
SE8800463A 1986-04-12 1988-02-11 Spiralantenn SE8800463L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8608970A GB2207556B (en) 1986-04-12 1986-04-12 Improvements in or relating to spiral antennas.

Publications (2)

Publication Number Publication Date
SE8800463D0 SE8800463D0 (sv) 1988-02-11
SE8800463L true SE8800463L (sv) 1989-03-10

Family

ID=10596117

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8800463A SE8800463L (sv) 1986-04-12 1988-02-11 Spiralantenn

Country Status (6)

Country Link
DE (1) DE3739205A1 (sv)
FR (1) FR2627016A1 (sv)
GB (1) GB2207556B (sv)
IT (1) IT1233844B (sv)
NL (1) NL8715005A (sv)
SE (1) SE8800463L (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19929879A1 (de) * 1999-06-29 2001-01-18 Bosch Gmbh Robert Spiralantenne
DE10108993B4 (de) 2001-02-23 2004-12-16 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Bestimmung des Füllstandes eines Füllguts in einem Behälter
DE202013002682U1 (de) 2013-03-20 2013-04-26 Cetecom Gmbh Zirkular polarisierte Breitbandantenne und Anordnung derselben in einem reflektionsarmen Raum
DE102013004774B3 (de) * 2013-03-20 2014-09-25 Cetecom Gmbh Zirkular polarisierte Breitbandantenne und Anordnung derselben in einem reflektionsarmen Raum

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344425A (en) * 1966-06-13 1967-09-26 James E Webb Monopulse tracking system
US3949407A (en) * 1972-12-25 1976-04-06 Harris Corporation Direct fed spiral antenna
DE2452703A1 (de) * 1974-11-06 1976-05-13 Harris Corp Antenne
US4315266A (en) * 1980-07-25 1982-02-09 Nasa Spiral slotted phased antenna array
US4396921A (en) * 1981-10-30 1983-08-02 Raytheon Company Matching section for multi-arm spiral antenna

Also Published As

Publication number Publication date
FR2627016A1 (sv) 1989-08-11
IT1233844B (it) 1992-04-21
GB2207556B (en) 1989-11-29
IT8819128A0 (it) 1988-01-20
SE8800463D0 (sv) 1988-02-11
DE3739205A1 (de) 1989-06-01
NL8715005A (nl) 1989-04-03
GB2207556A (en) 1989-02-01

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Legal Events

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